why does potasssium used in a high concentration cause cardiacfibrillation

Subject: why does potasssium used in a high concentration cause cardiacfibrillation

Date: Sun Sep 10 18:01:20 2000
Posted by Natasha Weisz
Grade level: 10-12 School: CLSG
City: London State/Province: No state entered. Country: England
Area of science: Cell Biology
ID: 968623280.Cb

Message:


during cardiac surger,  a high concentration of potassium is used to stop 
the heart beATING BECAUSE IT CAUSES HEART FIBRILLTAION. Why does this 
occur? and why doesn't it make it pump faster if high ion concentration 
increases daphnia heart beat?

Re: why does potasssium used in a high concentration cause cardiacfibrillation

Current Queue | Current Queue for Cell Biology | Cell Biology archives

Try the links in the MadSci Library for more information on Cell Biology.